Re: [PATCH V2 2/2] drm/amdgpu: No longer insert ras blocks into ras_list if it already exists in ras_list

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NAK.

This patch should be reverted.

We need to figure out why the block is being added and fix this there.

Regards,
Luben


On 2022-01-12 05:38, yipechai wrote:
> No longer insert ras blocks into ras_list if it already exists in ras_list.
>
> Signed-off-by: yipechai <YiPeng.Chai@xxxxxxx>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> index 614ae8455c9f..d208fde509de 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> @@ -2754,12 +2754,20 @@ int amdgpu_ras_reset_gpu(struct amdgpu_device *adev)
>  int amdgpu_ras_register_ras_block(struct amdgpu_device *adev,
>  		struct amdgpu_ras_block_object* ras_block_obj)
>  {
> +	struct amdgpu_ras_block_object *obj, *tmp;
>  	if (!adev || !ras_block_obj)
>  		return -EINVAL;
>  
>  	if (!amdgpu_ras_asic_supported(adev))
>  		return 0;
>  
> +	/* If the ras object is in ras_list, don't add it again */
> +	list_for_each_entry_safe(obj, tmp, &adev->ras_list, node) {
> +		if (obj == ras_block_obj) {
> +			return 0;
> +		}
> +	}
> +
>  	INIT_LIST_HEAD(&ras_block_obj->node);
>  	list_add_tail(&ras_block_obj->node, &adev->ras_list);
>  




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